code: def init_exported_collections():
      global x, y_, accuracy
      saver = tf.train.import_meta_graph(
          FLAGS.rundir + "/model/export.meta"
      )
      saver.restore(sess, FLAGS.rundir + "/model/export")
      x = sess.graph.get_tensor_by_name(tf.get_collection("x")[0])
      y_ = sess.graph.get_tensor_by_name(tf.get_collection("y_")[0])
      accuracy = sess.graph.get_tensor_by_name(
          tf.get_collection("accuracy")[0]
      )
  
imports: import argparse
  import json
  import tensorflow
  from tensorflow.examples.tutorials.mnist import input_data
label_desc: Use image node_id 23 for calling a global function with example usage: init_exported_collections() without return types